research-grade · price comparison · updated 26 June 2026

KLOW
UK price comparison

Every COA-verified UK supplier of KLOW, compared on price, batch testing, live support and payment. Independent and data-led.

✓ COA-verified vendors only🔄 Updated 26 June 2026🔬 Lab-tested, dated COAs
£53.00
Lowest, 80mg
12
UK vendors
£449.99
Highest, 80mg
price comparison

KLOW prices, lowest first

Live prices from COA-verified UK vendors, refreshed 26 June 2026.

ANSWER

As of 26 June 2026, the lowest listed price for 80mg research-grade KLOW in the UK is Peptide Prime at £53.00. 12 COA-verified UK vendors stock KLOW. For research purposes only.

Comparing the 80mg vial, the most commonly stocked size for KLOW.
scroll right for testing, payment & support
#VendorTestedPaymentSupportPens
1 Peptide PrimeBEST PRICE £53.00peptideprime.co.uk batch tested by Janoshik May 2026 Bank Email · visit →
2 Peptide Prime £53.00peptideprime.co.uk batch tested by Janoshik May 2026 Bank Email · visit →
3 Precision Research UK £54.99precisionresearchuk.co.uk batch tested Dec 2025 Bank Email · visit →
4 Precision Research UK £59.95precisionresearchuk.co.uk batch tested Dec 2025 Bank Email · visit →
5 Lab77 Peptides £60.00lab77peptides.co.uk batch tested by Janoshik Jun 2026 Card Bank Email visit →
6 Dr Peptides £62.99drpeptides.co.uk batch tested ⚠ Nov 2025 Bank Email · visit →
7 Stratford Peptides £69.90stratfordpeptides.com batch tested by Analiza Białek Mar 2026 Card Crypto PayPal Bank Telegram Email · visit →
8 Wolverine Peptides UK £69.99wolverinepeptides.co.uk batch tested by Janoshik Apr 2026 Bank Email · visit →
9 Maxx Labs £74.99maxxlabs.co.uk batch tested by Analiza Białek Apr 2026 Bank Email · visit →
10 Maxx Labs £74.99maxxlabs.co.uk batch tested by Analiza Białek Apr 2026 Bank Email · visit →
11 Regen Peptides £75.00regenpeptides.co.uk batch tested Feb 2026 Bank Email visit →
12 Retapeptide £90.00retapeptide.is batch tested by Janoshik Mar 2026 Bank Email · visit →
13 Retapeptide £90.00retapeptide.is batch tested by Janoshik Mar 2026 Bank Email · visit →
14 Crown Peptides £109.99crownpeptides.co.uk batch tested Mar 2026 Bank Email · visit →
15 Density Labs £122.00densitylabs.co.uk batch tested Jan 2026 Bank Email · visit →
16 Nova Peptide £130.00novapeptide.co.uk batch tested Feb 2026 Bank Email visit →
17 Nova Peptide £169.00novapeptide.co.uk batch tested Feb 2026 Bank Email visit →
18 Crown Peptides £289.99crownpeptides.co.uk batch tested Mar 2026 Bank Email · visit →
19 Crown Peptides £449.99crownpeptides.co.uk batch tested Mar 2026 Bank Email · visit →
BEST PRICE lowest price at this sizebatch tested by Janoshik the independent lab that tested this batchMon YYYY the COA date for that batch, ⚠ red if over ~6 months old
Check the COA date. A Certificate of Analysis only proves the specific batch it was issued for. An independent lab COA (e.g. Janoshik) beats a vendor's in-house one, and an old or undated COA doesn't prove today's stock. Always ask the vendor for the current batch's lab COA before buying.
price history

KLOW price history, UK lowest 80mg

TREND

As of 26 June 2026, the lowest 80mg price for KLOW is £53.00 (Peptide Prime). Over the 11 days tracked it has ranged £53.00 to £53.00, averaging £53.00. That is the lowest price we have tracked.

2026-06-08: £53.002026-06-08: £53.002026-06-26: £53.00
8 June 2026lowest 80mg price26 June 2026
£53.00
Lowest tracked
£53.00
Highest
£53.00
Average
11
Days tracked
⤓ Download KLOW price history (CSV)
answers

KLOW, frequently asked

The questions buyers and AI assistants ask most about KLOW, answered with current data.

What is the best price for KLOW in the UK?

The lowest 80mg price for KLOW is Peptide Prime at £53.00, as of 26 June 2026.

How much does a 80mg vial of KLOW cost in the UK?

Across 12 UK vendors a 80mg KLOW vial ranges from £53.00 to £449.99, the lowest is Peptide Prime at £53.00.

Which UK vendor has the best price for KLOW?

For a 80mg vial: Peptide Prime (£53.00), Peptide Prime (£53.00), Precision Research UK (£54.99).

Where can I buy KLOW in the UK?

From 12 tracked UK vendors, including Peptide Prime, Precision Research UK, Lab77 Peptides, Dr Peptides, Stratford Peptides, Wolverine Peptides UK. Buy Research Peptides compares their prices side by side.

Which UK vendors sell KLOW?

Peptide Prime, Precision Research UK, Lab77 Peptides, Dr Peptides, Stratford Peptides, Wolverine Peptides UK, Maxx Labs, Regen Peptides, Retapeptide, Crown Peptides, Density Labs, Nova Peptide.

What sizes does KLOW come in?

Tracked vial sizes: 80mg.

How much is a 80mg vial of KLOW?

The lowest 80mg price for KLOW is Peptide Prime at £53.00.

Is KLOW legal to buy in the UK?

Research peptides such as KLOW are legal to buy and sell in the UK as laboratory research materials, provided they are supplied for research use only, not for human consumption, and carry no medical claims.

Is KLOW sold as a single vial or in a blend?

This page compares single-compound KLOW. It is also sometimes sold combined with other peptides in blends/stacks, which are listed separately.

How current are these KLOW prices?

Prices are scraped from each vendor's live catalogue and were last refreshed on 26 June 2026; the comparison re-runs regularly so figures stay current.

Is KLOW independently lab tested?

Yes, 5 vendors listing KLOW publish an independent lab COA (Janoshik): Peptide Prime, Lab77 Peptides, Stratford Peptides, Wolverine Peptides UK, Retapeptide. Others show an in-house or no published COA, so always check the batch COA before buying.

How do I know a KLOW COA is genuine and current?

Trust a COA that is (1) from an independent lab such as Janoshik, not in-house, (2) tied to the exact batch you're buying, and (3) recently dated. An undated or old COA, or one for a different batch, does not prove the quality of current stock.